*{
	margin: 0;
	padding: 0;
}
html,body{
	width: 100%;
	height: 100%;
}
.play{
	width: 200px;
	height: 100px;
	background-image: url('./images/play.jpg');
	background-size: 100% 100%;
	cursor: pointer;
	z-index: 999;
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	margin: auto;
}
.interface{
	width: 100%;
	height: 100%;
	background-image: url('./images/bg.jpg');
	background-size: 100% 100%;
	position: relative;
}
.stopBtn{
	position: absolute;
	left: 50px;
	top: 50px;
	height: 55px;
	cursor: pointer;
	display: none;
}
.header{
	width: 100%;
	height: 120px;
	text-align: center;
	line-height: 120px;
	font-size: 22px;
	font-weight: bolder;
	color: #424242;
}
.content{
	width: 39.5%;
	height: 43.5%;
	position: absolute;
	left: 30%;
	top: 28.5%;
}
.lose{
	position: 100%;
	display: none; 
}
.con{
	width: 470px;
	height: 300px;
	background-image: url('./images/score.jpg');
	background-size: 100% 100%;
	position: absolute;
	margin: auto;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	line-height: 290px;
}
.close{
	position: absolute;
	top: 10%;
	right: 30%;
	width: 40px;
	height: 40px;
	background-image: url('./images/close.jpg');
	background-size: 100% 100%;
	cursor: pointer; 
}
.score{
	display: block;
	margin-left: 210px;
	font-size: 30px;
	color: #222;
	font-weight: bolder;
}
.food{
	background-color: #FF5757;
	border-radius: 50%;
}
.snake{
	background-image: url('./images/snakehead.jpg');
	background-size: 100% 110%;
}
.body{
	background-image: url('./images/body.jpg');
	background-size: 100% 100%;
}